mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-02 01:40:07 +00:00
104 lines
3.0 KiB
C
104 lines
3.0 KiB
C
/* Check LD_AUDIT for aarch64 specific ABI.
|
|
Copyright (C) 2022-2023 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <assert.h>
|
|
#include <link.h>
|
|
#include <string.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include "tst-audit26mod.h"
|
|
|
|
#define TEST_NAME "tst-audit26"
|
|
|
|
#define AUDIT26_COOKIE 0
|
|
|
|
unsigned int
|
|
la_version (unsigned int v)
|
|
{
|
|
return v;
|
|
}
|
|
|
|
unsigned int
|
|
la_objopen (struct link_map *map, Lmid_t lmid, uintptr_t *cookie)
|
|
{
|
|
const char *p = strrchr (map->l_name, '/');
|
|
const char *l_name = p == NULL ? map->l_name : p + 1;
|
|
uintptr_t ck = -1;
|
|
if (strncmp (l_name, TEST_NAME, strlen (TEST_NAME)) == 0)
|
|
ck = AUDIT26_COOKIE;
|
|
*cookie = ck;
|
|
printf ("objopen: %ld, %s [cookie=%ld]\n", lmid, l_name, ck);
|
|
return ck == -1 ? 0 : LA_FLG_BINDFROM | LA_FLG_BINDTO;
|
|
}
|
|
|
|
ElfW(Addr)
|
|
la_aarch64_gnu_pltenter (ElfW(Sym) *sym __attribute__ ((unused)),
|
|
unsigned int ndx __attribute__ ((unused)),
|
|
uintptr_t *refcook, uintptr_t *defcook,
|
|
La_aarch64_regs *regs, unsigned int *flags,
|
|
const char *symname, long int *framesizep)
|
|
{
|
|
printf ("pltenter: symname=%s, st_value=%#lx, ndx=%u, flags=%u\n",
|
|
symname, (long int) sym->st_value, ndx, *flags);
|
|
|
|
if (strcmp (symname, "tst_audit26_func") == 0)
|
|
{
|
|
assert (regs->lr_xreg[0] == ARG1);
|
|
assert (regs->lr_xreg[1] == ARG2);
|
|
assert (regs->lr_xreg[2] == ARG3);
|
|
}
|
|
else
|
|
abort ();
|
|
|
|
assert (regs->lr_vpcs == 0);
|
|
|
|
/* Clobber 'x8'. */
|
|
asm volatile ("mov x8, -1" : : : "x8");
|
|
|
|
*framesizep = 1024;
|
|
|
|
return sym->st_value;
|
|
}
|
|
|
|
unsigned int
|
|
la_aarch64_gnu_pltexit (ElfW(Sym) *sym, unsigned int ndx, uintptr_t *refcook,
|
|
uintptr_t *defcook,
|
|
const struct La_aarch64_regs *inregs,
|
|
struct La_aarch64_retval *outregs, const char *symname)
|
|
{
|
|
printf ("pltexit: symname=%s, st_value=%#lx, ndx=%u\n",
|
|
symname, (long int) sym->st_value, ndx);
|
|
|
|
if (strcmp (symname, "tst_audit26_func") == 0)
|
|
{
|
|
assert (inregs->lr_xreg[0] == ARG1);
|
|
assert (inregs->lr_xreg[1] == ARG2);
|
|
assert (inregs->lr_xreg[2] == ARG3);
|
|
}
|
|
else
|
|
abort ();
|
|
|
|
assert (inregs->lr_vpcs == 0);
|
|
assert (outregs->lrv_vpcs == 0);
|
|
|
|
/* Clobber 'x8'. */
|
|
asm volatile ("mov x8, -1" : : : "x8");
|
|
|
|
return 0;
|
|
}
|